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Top Forums UNIX for Dummies Questions & Answers How to concatenate all files. Post 81618 by s80bob on Monday 22nd of August 2005 04:13:08 PM
Old 08-22-2005
How to concatenate all files.

Hi, I'm totally new to Unix. I'm an MVS mainframer but ran into a situation where a Unix server I have available will help me. I want to be able to remotely connect to another server using FTP, login and MGET all files from it's root or home directory, logout, then login as a different user and do the same thing. I need to do this for 7 accounts. Each accounts home directory will have 0 or a number of files (but not more then about ten files). Once I'm done transfering all these files to a local directory, I'll want to concatenate all the transfered files into one large file for subsequent batch processing.

I thought I would write a Unix script to:
1) switch directories to a local working directory
2) remove any residual files in the local working directory
3) run FTP connecting and transferring files from 7 different accounts into the local working directory
4) concatenate all the transferred files to one large file.
5) run FTP again this time sending the one large file to an MVS mainframe.

My question is how do I accomplish item number 4? I was thinking I could use grep and pipe. I just want to concatenate all the files into one. The input filenames will be unknown, but I do want to specify the target filename.


Is this possibe? It has to be no?


Thanks in advance.
Bob
 

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FTPFS(4)						     Kernel Interfaces Manual							  FTPFS(4)

NAME
ftpfs - file transfer protocol (FTP) file system SYNOPSIS
ftpfs [ -/dq ] [ -m mountpoint ] [ -a password ] system DESCRIPTION
Ftpfs dials the TCP file transfer protocol (FTP) port, 21, on system and mounts itself (see bind(2)) on mountpoint (default /n/ftp) to pro- vide access to files on the remote machine. If required by the remote machine, ftpfs will prompt for a user name and password. The user names ftp and anonymous conventionally offer guest/read-only access to machines. Anonymous FTP may be called without user interaction by using the -a option and specifying the password. By default the file seen at the mount point is the user's remote home directory. The option -/ forces the mount point to correspond to the remote root. To avoid seeing startup messages from the server use option -q. To see all messages from the server use option -d. To terminate the connection, unmount (see bind(1)) the mount point. EXAMPLE
You want anonymous FTP access to the system export.lcs.mit.edu. The first import(4) command is only necessary if your machine does not have access to the desired system, but another, called gateway in this example, does. import gateway /net ftpfs -a yourname@yourmachine export.lcs.mit.edu SOURCE
/sys/src/cmd/ftpfs SEE ALSO
bind(2) BUGS
Symbolic links on remote Unix systems will always have mode 0777 and a length of 8. After connecting to a TOPS-20 system, the mount point will contain only one directory, usually /n/ftp/PS:<ANONYMOUS>. However, walking to any valid directory on that machine will succeed and cause that directory entry to appear under the mount point. Ftpfs caches files and directories. A directory will fall from the cache after 5 quiescent minutes or if the local user changes the direc- tory by writing or removing a file. Otherwise, remote changes to the directory that occur after the directory has been cached might not be immediately visible. There is no way to issue the appropriate commands to handle special synthetic FTP file types such as directories that automatically return a tar of their contents. FTPFS(4)
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